{"id":"F2006B05269","name":"AD/CESSNA 207/1 - Control Systems","slug":"ad-cessna-207-1-control-systems","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45625,"registerId":"commonwealth-F2006B05269-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 207/1 - Control Systems","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Cessna 207 Series Aeroplanes\n\n \n\nAD/CESSNA 207/1 Control Systems 4/70\n\nApplicability: All models with S/Nos. 207-0062 to 207-0148. Requirement:  Action in accordance with Cessna SL SE69-28. Compliance:               Within 100 hours time in service after 29 April 1970.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2116},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This is the original 1970 directive (dated 4/70) and maintains its original narrow scope: addressing control system issues in specific Cessna 207 aircraft identified by serial number. No expansion beyond the original safety purpose is evident."},"complexity_factors":["Single-page document with only three operative sections (Applicability, Requirement, Compliance)","Narrow applicability limited to specific serial number range (207-0062 to 207-0148)","Single requirement referencing one external technical document (Cessna SL SE69-28)","Simple compliance trigger (100 hours time in service after fixed date)","No defined terms, exceptions, or conditional logic"],"plain_english_summary":"**What it is:** A safety rule requiring specific maintenance on certain Cessna aircraft.\n\n**Who it affects:** Owners and operators of Cessna 207 aeroplanes with serial numbers 207-0062 through 207-0148 (approximately 87 specific aircraft).\n\n**What it requires:** You must inspect or repair the aircraft's control systems (the mechanical parts that connect the pilot's steering controls to the wings and tail) following the exact instructions in **Cessna Service Letter SE69-28**.\n\n**When:** Within 100 hours of flying time after 29 April 1970.\n\n**Why it matters:** To prevent accidents caused by faulty control systems in these specific aircraft."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-207-1-control-systems","history":"/api/acts/ad-cessna-207-1-control-systems/history","analysis":"/api/acts/ad-cessna-207-1-control-systems/analysis","conflicts":"/api/acts/ad-cessna-207-1-control-systems/conflicts","importantCases":"/api/acts/ad-cessna-207-1-control-systems/important-cases","documents":"/api/acts/ad-cessna-207-1-control-systems/documents"}}